Residency & ID: A valid Washington state driver’s license or state ID card (or an out-of-state/non-resident ID if applicable).
Citizenship: U.S. citizen or lawful permanent resident (green card required for permanent residents).
Background: Must not be legally disqualified under state law (RCW 9.41.070) or federal law (such as felony convictions, active warrants, or domestic violence orders).